function arrow(menuitem, action) {
	if (action=='over') {
		document.getElementById('menu_'+menuitem+'_arrow').style.backgroundPosition = '17px'; }
	else if (action=='out') {
		document.getElementById('menu_'+menuitem+'_arrow').style.backgroundPosition = '0px'; }}

function animate(newPicNum, opacity, opacityIE) { 
	newPic = document.getElementById('last_ref_pic'+newPicNum);
	if (opacity < 1) {
		opacity += 0.05;
		newPic.style.opacity = opacity;
		if (opacityIE < 100) {
			opacityIE += 20;
			newPic.style.filter = 'alpha(opacity='+opacityIE+')'; }  
		setTimeout('animate('+newPicNum+','+opacity+','+opacityIE+')',1); }}

changeRefPic.old = 1;

function changeRefPic(newPicNum) {
	oldPicNum = changeRefPic.old;
	oldPic = document.getElementById('last_ref_pic'+oldPicNum);
	newPic = document.getElementById('last_ref_pic'+newPicNum);
	picDiv = document.getElementById('last_ref_pic_area');
	oldName = document.getElementById('last_ref_name'+oldPicNum);
	newName = document.getElementById('last_ref_name'+newPicNum); 
	
	if (oldPicNum!=newPicNum){
		picDiv.style.backgroundImage = "url('images/last_ref_pic"+oldPicNum+".jpg')";
		oldPic.style.display = 'none';
		newPic.style.opacity = 0; newPic.style.filter = 'alpha(opacity=0)';
		newPic.style.display = 'block';
		oldName.style.display = 'none';
		newName.style.display = 'inline';
		changeRefPic.old = newPicNum;
		animate(newPicNum,0,0); }}

function initializeMap() {
		var myLatLng = new google.maps.LatLng(50.479626,16.181488);
		var myOptions = {zoom: 9, center: myLatLng, mapTypeId: google.maps.MapTypeId.ROADMAP};
		var myMap = new google.maps.Map(document.getElementById("map_canvas"), myOptions);
		var myMarker = new google.maps.Marker({position: myLatLng, map: myMap, title: "MOVIS Hronov, s. r. o."}); } 

function externalLinks() { 
	if (!document.getElementsByTagName) return; 
	var anchors = document.getElementsByTagName("a"); 
	for (var i=0; i<anchors.length; i++) { 
		var anchor = anchors[i]; 
		if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "nofollow") {
			anchor.target = "_blank"; }}} 
	window.onload = externalLinks;